package ArrUilt;

public class ArrUilt {
	private ArrUilt() {};
	public static String printArr(int arr[]) {
		StringBuilder sb = new StringBuilder();
		sb.append("[");
		for(int i=0;i<arr.length;i++) {
			if(i==arr.length-1) {
				sb.append(arr[i]);
			}
			else {
				sb.append(arr[i]+", ");
			}
			
		}
		sb.append("]");
		return sb.toString(); 
	}
	public static int getAerage(int[] arr) {
		int sum = 0;
		for(int i=0;i<arr.length;i++) {
			sum = sum +arr[i] ;
		}
		return sum/arr.length;
	}
}
